pure mathtvb now,tvbnow,bttvb Z) V4 D2 S" c2 Y6 u' s
公仔箱論壇. Q9 q+ z1 K0 L" w% U; |
[250(80x+1)+2y-250]/2 = (250*80x+2y)/2 = (2000x+2y)/2 = 1000x+y
) g1 U) z* b2 w- Z/ V! ptvb now,tvbnow,bttvb
4 D5 k( _( c6 Y1 \5.39.217.77if x = 111 y = 2222, you number is 111-2222 |